AIDS-158374 AIDS158374 Methanol compound with 6-((4-methoxyanilino)methyl)-5-methylpyrido[2,3-d]pyrimidine-2,4-diamine (1:1) NSC666783 Pyrido[2,3-d]pyrimidine-2,4-diamine, 6-[[(4-methoxy- phenyl)amino]methyl]-5-methyl-, 3/5 methanol {Pyrido[2,3-d]pyrimidine-2,4-diamine,} {6-[[(4-methoxy-} phenyl)amino\]methyl\]-5-methyl-, 3/5 methanol